COIIVID.K — THE CROWS. 



205 



Tins rroni.s is so similar to Ki.rifraya ns to be hardly separahlo • the 

 principal clilloruucc being in the slender and more decurved and atleniiated 



Pirkmms rnliimhinnus. 



bill, With a slightly concave, instead of cnvex, culmon, and plain instead 

 ol spotted plumage. Tlie dilleronces of form are expressed by the accom- 



Nurifrnga nrri/dmtnrtf.t. 



panying outlines of the generic features of the two. But one species is 

 known, this being ]ieculiar to Western North America. 



Picicorvus columbianus, Eonm'. 



CIABKE'S CBOW. 



CWnuynfnwbin,ms. Wilson, A,n. On,, MI, isil, 29, ,,1. xx. _ Ron. OI.s. Wilson UH 

 ^o. 38 -In. Syn. 1S2S, 57. - XrrrAM,, I, isyo 21S. X„arr„.,a chnM.n,.,, Aru. 

 ■ ... 1 .o«. n , 18,^S, 4.^,!), ,,1. .vvlxii. - In. Sy„. l.S,-,!,, ].^,i. _ l„, ni.ds A„>. IV, 1842, 

 :.< ,,1. oc.xxxv. - Hon. List, 18:i8. - XrnA,.,,, M,u,. I, (2,1. ,m1.,) 251. Pidco,-n,s co- 

 hunh,„m,s, DoNAP. Cons,,. 18,50, 384. - Nvwni;,iKY, 1>. li. |i. !{,.,,. yi, .v, 1S;?7, 83 

 -UOM. lUnls X. An,. 1858, 573. - Loin., Pr. If. A. Inst, iv, 121 ,n,ilisl, C.lnn,- 



oTo ~.^'"''"^ '^^ "■''■"'■'■•"• '^••- <■''''■• -V-'- I. 18«!'. -'86.-COOI-KK, t),u. (Jul. I, 1870, 

 J89. Oorvus megi)nijx, W \(},\.v.\\.." 



